Drug interactions
Dexamethasone-neomycin-polymyxin + Nivolumab
Severity: Minor
Dexamethasone-neomycin-polymyxin and Nivolumab: minor interaction.
Last updated
For healthcare professionals — reference only. This page is a brief summary, not medical advice and not a substitute for official labeling or clinical judgement. Always verify before prescribing or dispensing.
Summary
Systemic corticosteroids may blunt the immune activation that nivolumab relies on, though they are used routinely to treat immune-related adverse events. Topical ophthalmic or otic dexamethasone gives minimal systemic exposure and is unlikely to interfere.
What this interaction means in plain words
Dexamethasone-neomycin-polymyxin and Nivolumab have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Dexamethasone-neomycin-polymyxin belongs to Anti Bacterial; Nivolumab belongs to Oncology.
Why it happens
Pharmacodynamic opposition by corticosteroid immunosuppression to checkpoint inhibitor T-cell activation.
What to do
No action is needed for topical use. Avoid prolonged high-dose systemic corticosteroids before or during nivolumab unless treating immune-related toxicity.
What to ask your pharmacist
- Is there anything I should notice while taking both?
- Do I need to tell my doctor at the next visit?
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Other interactions of Dexamethasone-neomycin-polymyxin
- Dexamethasone-neomycin-polymyxin + Ketorolac Major
- Dexamethasone-neomycin-polymyxin + Lapatinib Major
- Dexamethasone-neomycin-polymyxin + Levofloxacin Major
- Dexamethasone-neomycin-polymyxin + Mifepristone Major
- Dexamethasone-neomycin-polymyxin + Moxifloxacin Major
- Aldesleukin + Dexamethasone-neomycin-polymyxin Moderate
Other interactions of Nivolumab
- Nivolumab + Thalidomide Major
- Dexamethasone-tobramycin + Nivolumab Moderate
- Dexamethasone + Nivolumab Moderate
- Efgartigimod / hyaluronidase sc + Nivolumab Moderate
- Efgartigimod alfa + Nivolumab Moderate
- Nivolumab + Ponesimod Moderate
Frequently asked questions
Can I take Dexamethasone-neomycin-polymyxin with Nivolumab?
MediHelp rates the interaction as minor. Dexamethasone-neomycin-polymyxin and Nivolumab have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Systemic corticosteroids may blunt the immune activation that nivolumab relies on, though they are used routinely to treat immune-related adverse events. Topical ophthalmic or otic dexamethasone gives minimal systemic exposure and is unlikely to interfere.
How serious is the interaction between Dexamethasone-neomycin-polymyxin and Nivolumab?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: No action is needed for topical use. Avoid prolonged high-dose systemic corticosteroids before or during nivolumab unless treating immune-related toxicity.
What other medicines interact with Dexamethasone-neomycin-polymyxin?
MediHelp also lists interactions of Dexamethasone-neomycin-polymyxin with, for example, Ketorolac, Lapatinib, Levofloxacin. The full list is on the Dexamethasone-neomycin-polymyxin page.
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